NYC-WTC_000035618
Lab report noting bis(2-Ethylhexyl)phthalate detection and recovery issues in a water sample.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗Lab report noting bis(2-Ethylhexyl)phthalate detection and recovery issues in a water sample.
NYC-WTC_000035651–000035661Folder label: “GCMS X 11/29/01 A 12/7/01”

OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Library Search Compound Report
Data File C:\HPCHEM\1\DATA\DEC0 701\28970.D Vial: 15 Acq On 8 Dec 2001 4:35 am Operator: 209 GALOS Sample 11/29 gc/ms scan Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P
Quant Method : C:\HPCHEM\1\METHODS\GCMS1126.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 3 2-Propanol, 1-(2-methoxy-l-met Concentration Rank 2
R.T. EstConc Area Relative to ISTD R.T.
11.43 0.60 ug/1 156645 1,4-Dichlorobenzene-d4 11.67
Hit# of 5 Tentative ID MW MolForm CAS# Qual
1 2-Propanol, 1- (2-1methoxy- 1-methylet 148 C7H16O3 020324-32-7 83 2 2-Butanol, 3,3-oxybis- 162 C8H18O3 054305-61-2 50 3 1-Propanol, 2- (2-hydroxypropoxy)- 134 C6H14O3 000106-62-7 45
A 4 2-Pentanone,^5-methoxy- 116 C6H1202 017429-04-8 42 Abundance Scan 696 (11.431 min): 28970.D (-) m/z 59.05 100.00% 59 5000 45 73 103 11.20 11.40 11.60 11.80
m/z-> 39 il ■ i ■ ■1 ■ । '1 +11 Ptt 20 30 40 50 60 70 80 -H i • • ■ ' I 1 • ■ ■ i ■ ■ 1 ■ i ■ 90 100 110 120 130 140 m/z 45.05 44.51% Abundance #9238: 2-Propanol, 12-methoxy-1-methylethoxy)
5000 T111r ■ i ■ ■ ■ ■ i ■ ■ ■ ■ i ■ • 45 103 11.20 11.40 11.60 11.80 73
. tL 31 m/z 73.0,0 31.16% 1 1 1 1 • > — ----- .......... ।......... 130.... miz-> 20 30 40 50 60 70 80 90 100 110 120 130 140 Abundance #12859: 2-Butanol, 3.3’-oxybis- 59 11.20 11.40 11.60 11.80 5000 31 45 m/z 102.95 31.13% 103
! ,!..... .................. i........... 134,,, —TTauuaagi‘1 • • i • • • • i • • • • i1 • ‘ • i • • • • I • ‘ • i1 ■ ■ • i • • • • i ■ ■ • ■ i ■ • • • i1 miz-> 20 30 40I 50 60 70 80 90 100 110 120 130 140 Abundance #6086:1-Propanol, 2-(2-hydroxypropoxy)- TIfeur ' i * ■ TTPr 4 * 59 11.20 11.40 11.60 11.80 m/ z 41.05 24.39%
m/z—> 5000 31 45
TPPPT — II + 1 । r r rHTr 11175 20 30 40 50 60 70 89 TTTIT। .'i.. t.... j.... j।. 80 90 100 110 120 130 140 103 NU CMY 4 4M . I .... 1 .... 1 .> 11.20 11.40 11.60 11.80
28970.D GCMS1126.M1 Thu Dec 13 10:29:52 2001 Page 3
NYC-WTC_000035660
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Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000035618
Lab report noting bis(2-Ethylhexyl)phthalate detection and recovery issues in a water sample.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035629
Lab report noting no unusual compounds but recovery issues in a water sample.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036092
Laboratory report noting GCMS scan results for sample AD29234 with one compound recovery outside acceptance range.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036151
Laboratory report noting GCMS scan results for sample AD29231 with phthalates detected and low recovery requiring re-analysis.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035640
Lab report noting bis(2-Ethylhexyl)phthalate detection, recovery issues, and low pH.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034908
Repeat gas chromatography-mass spectrometry analysis of sample AD28596 after re-extraction, confirming bis(2-Ethylhexyl)phthalate at 0.36 ug/L with improved standard recovery of 89
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035853
Lab notes for sample AD29139 indicate detection of di-n-butylphthalate and one LCS compound outside acceptance range.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035865
Lab notes for sample AD29134 indicate detection of di-n-butylphthalate and one LCS compound outside acceptance range.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036126
Laboratory report noting GCMS scan results for sample AD29287 with one compound recovery outside acceptance range.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036278
Laboratory analysis report for sample AD29296 conducted on December 28, 2001, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036300
Laboratory analysis report for sample AD29456 conducted on December 28, 2001, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035831
Lab notes for sample AD29141 indicate detection of bis(2-Ethylhexyl)phthalate and one LCS compound outside acceptance range.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗No available related records indexed in this group.
Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000036103
Laboratory report noting GCMS scan results for sample AD29189 with di-n-butylphthalate detected and low pH.
Similarity score 0.998 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035618
Lab report noting bis(2-Ethylhexyl)phthalate detection and recovery issues in a water sample.
Similarity score 0.998 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035629
Lab report noting no unusual compounds but recovery issues in a water sample.
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036137
Laboratory report noting GCMS scan results for sample AD29233 with phthalates and nonadecanol detected.
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034908
Repeat gas chromatography-mass spectrometry analysis of sample AD28596 after re-extraction, confirming bis(2-Ethylhexyl)phthalate at 0.36 ug/L with improved standard recovery of 89
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036184
Follow-up report documenting re-extraction of sample AD29232 which maintained low recovery rates despite re-processing.
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗Readers open these alongside this record — through an Ask answer, the same folder, or indexed similarity. Not a claim they are about the same event.
NYC-WTC_000035561
Department of Environmental Protection record logging GCMS X samples from November to December 2001.
Filed in the same folder
NYC-WTC_000035562
Fragmented document header containing metadata for gas chromatography-mass spectrometry analysis.
Filed in the same folder
NYC-WTC_000035563
GCMS analysis results for sample AD28903 dated December 15, 2001, showing non-detect levels for various compounds.
Filed in the same folder
NYC-WTC_000035571
GCMS method blank analysis for sample AD28903 dated December 7, 2001, showing non-detect levels.
Filed in the same folder
NYC-WTC_000035575
GCMS reference standard analysis for sample AD28903 dated December 7, 2001, showing measured concentrations.
Filed in the same folder